citra/src/core/hw/aes/key.h
2018-09-23 13:00:07 -04:00

54 lines
1.2 KiB
C++

// Copyright 2017 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <array>
#include <cstddef>
#include "common/common_types.h"
namespace HW {
namespace AES {
enum KeySlotID : std::size_t {
// Used to decrypt the SSL client cert/private-key stored in ClCertA.
SSLKey = 0x0D,
// AES keyslots used to decrypt NCCH
NCCHSecure1 = 0x2C,
NCCHSecure2 = 0x25,
NCCHSecure3 = 0x18,
NCCHSecure4 = 0x1B,
// AES Keyslot used to generate the UDS data frame CCMP key.
UDSDataKey = 0x2D,
// AES keyslot used for APT:Wrap/Unwrap functions
APTWrap = 0x31,
// AES keyslot used for decrypting ticket title key
TicketCommonKey = 0x3D,
MaxKeySlotID = 0x40,
};
constexpr std::size_t AES_BLOCK_SIZE = 16;
using AESKey = std::array<u8, AES_BLOCK_SIZE>;
void InitKeys();
void SetGeneratorConstant(const AESKey& key);
void SetKeyX(std::size_t slot_id, const AESKey& key);
void SetKeyY(std::size_t slot_id, const AESKey& key);
void SetNormalKey(std::size_t slot_id, const AESKey& key);
bool IsNormalKeyAvailable(std::size_t slot_id);
AESKey GetNormalKey(std::size_t slot_id);
void SelectCommonKeyIndex(u8 index);
} // namespace AES
} // namespace HW